code: def _convert_attrib_list(attribList):
      attribList = attribList or []
      attribList = [a for a in attribList] + [EGL_NONE]
      attribList = (_c_int * len(attribList))(*attribList)
      return attribList
  
file_path: vispy/vispy/ext/egl.py
imports: import os
  import ctypes
  from ctypes import c_int, POINTER, c_void_p, c_char_p
label_desc: Use image node_id 6 for calling a global function with example usage: _convert_attrib_list(attribList) and returns: attribList